Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN, material: ALUMINUM ALLOY 2011 OVERALL, thread_class: 2B FLANGE HOLE, thread_length: 0.750 INCHES NOMINAL FLANGE HOLE IN, style_designator: INTERNALLY THREADED FULL LENGTH, thread_direction: RIGHT-HAND FLANGE HOLE. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-649-3965, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
91780A346
NSN:5340-01-649-3965 FSC:5340 CAGE:3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
length
0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
material
ALUMINUM ALLOY 2011 OVERALL
thread_class
2B FLANGE HOLE
thread_length
0.750 INCHES NOMINAL FLANGE HOLE IN
special_features
HEX SIZE TOLERANCE: MINUS 0.006 INCH TO 0.006 INCH;TENSILE STRENGTH: 45000 PSI;HARDNESS, ROCKWELL: B50;ALUMINUM IS LIGHTWEIGHT AND HAS MILD CORRISION RESISTANCE IN
style_designator
INTERNALLY THREADED FULL LENGTH
thread_direction
RIGHT-HAND FLANGE HOLE
width_across_flats
0.500 INCHES NOMINAL IN
nominal_thread_size
0.190 INCHES FLANGE HOLE IN
cross-sectional_shape
HEXAGON
end_item_identification
6115-01-591-1161;GENERATOR,HEATING AND AIR CONDITIONER
thread_quantity_per_inch
32 FLANGE HOLE
NSN
5340-01-649-3965
COMPONENT DIAGRAM
KEY FEATURES
•
NOMINAL THREAD SIZE: 0.190 INCHES FLANGE HOLE IN
•
LENGTH: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNF FLANGE HOLE
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
WIDTH ACROSS FLATS: 0.500 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND FLANGE HOLE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES
HEX SIZE TOLERANCE: MINUS 0.006 INCH TO 0.006 INCH;TENSILE STRENGTH: 45000 PSI;HARDNESS, ROCKWELL: B50;ALUMINUM IS LIGHTWEIGHT AND HAS MILD CORRISION RESISTANCE IN
NOMINAL THREAD SIZE
0.190 INCHES FLANGE HOLE IN
LENGTH
0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
THREAD SERIES DESIGNATOR
UNF FLANGE HOLE
STYLE DESIGNATOR
INTERNALLY THREADED FULL LENGTH
WIDTH ACROSS FLATS
0.500 INCHES NOMINAL IN
THREAD DIRECTION
RIGHT-HAND FLANGE HOLE
END ITEM IDENTIFICATION
6115-01-591-1161;GENERATOR,HEATING AND AIR CONDITIONER
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FREQUENTLY ASKED QUESTIONS
What is 91780A346?
91780A346 is a STANDOFF,THREADED,SPACING.
What parts can replace 91780A346?
There are 10 known substitutes for 91780A346: 6225-7, L218732-1, 63078 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91780A346?
91780A346 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-649-3965. This indicates validated use in U.S. government and defense supply chains.
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